CN213818126U

CN213818126U - Balanced gear structure and headphone for earphone

Info

Publication number: CN213818126U
Application number: CN202022811876.8U
Authority: CN
Inventors: 王凯; 郭满堂; 王丽
Original assignee: Shenzhen Horn Audio Co Ltd
Current assignee: Shenzhen Horn Audio Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-27
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a balance gear structure for earphones, which comprises a fixed frame; the gear accessory is rotatably arranged on one side of the fixing frame, one side of the gear accessory, which is far away from the fixing frame, is provided with clamping grooves, and the clamping grooves are arranged at intervals around the rotation axis of the gear accessory; the gear is installed in one side that the mount was kept away from to the gear accessory, and the gear passes through the mounting to be connected with the mount, and the gear can rotate along with the relative gear accessory of mount, and gear week side is equipped with first bump, and first bump can rotate along with the gear to block into in one of them draw-in groove. According to the utility model provides a balanced gear structure and headphone for earphone does not need other gear mechanism to drive the rotation that also can realize the gear to it is more steady to rotate, more has to rotate and feels.

Description

Balanced gear structure and headphone for earphone

Technical Field

The utility model relates to an earphone technical field especially relates to a balanced gear structure and headphone for earphone.

Background

In recent years, with the development of headphones, consumer demands for headphones have become higher and higher, and demands for functions have become higher while reducing the size. The gear structure is widely used because of its characteristics of compactness, stability and low cost, and can be used as a device for rotating keys, rotating balance and fixing parts of the headset.

The conventional gear design mostly adopts a matching structure of gear teeth and tooth grooves, the matching of gears needs precise manufacturing, the matching precision of the gears is reduced after long-time use, and the use is influenced; when the gear rotates to different positions, a user can hardly experience different hand feelings and can confirm whether the gear rotates in place according to the different rotating hand feelings.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a balanced gear structure and headphone for earphone does not need the rotation that other gear mechanism drive also can realize the gear to it is more steady to rotate, more has to rotate and feels.

According to the utility model discloses a balance gear structure for earphone of the embodiment of the first aspect, including the mount; the gear accessory is rotatably arranged on one side of the fixing frame, one side of the gear accessory, which is far away from the fixing frame, is provided with clamping grooves, and the clamping grooves are arranged at intervals around the rotation axis of the gear accessory; the gear is installed in one side that the mount was kept away from to the gear accessory, and the gear passes through the mounting to be connected with the mount, and the gear can rotate along with the relative gear accessory of mount, and gear week side is equipped with first bump, and first bump can rotate along with the gear to block into in one of them draw-in groove.

According to the utility model discloses a balanced gear structure for earphone has following technological effect at least: the utility model discloses can regard as function knob, the switch of earphone to use, the gear rotates along with the relative gear accessory of mount, and first bump on the gear is compression state under normal condition, and when first bump rotated the draw-in groove department on the gear accessory, first bump kick-backs, beats for the user transmission and feels, confirms to rotate and targets in place, and in comparison with conventional gear structure, the utility model discloses a gear outer lane does not need tooth's socket and the teeth of a cogwheel, and simple structure, processing technology simplifies to do not need a plurality of gear cooperations, the manufacturing accuracy requires to reduce, and it is more steady to rotate.

According to the utility model discloses a some embodiments, one side that gear accessories dorsad the mount is equipped with the recess of undercut, and the recess part profile is the circular arc, and the gear is installed in the recess, and the draw-in groove is the inside sunken formation of perisporium of recess circular arc department.

According to some embodiments of the utility model, the gear is equipped with circular boss towards one side middle part of gear accessory, and gear accessory middle part is equipped with first mounting hole, and circular boss stretches into in the first mounting hole and can follow first mounting hole perisporium rotatory.

According to some embodiments of the utility model, the mounting is the screw, and circular boss and mount middle part are equipped with the mounting hole that supplies the screw installation.

According to some embodiments of the utility model, circular boss week side is equipped with the constant head tank, and the constant head tank is the opening towards one side of mount, and the mount middle part is equipped with the locating piece, and the locating piece matches with the constant head tank and inserts the constant head tank.

According to the utility model discloses a through-hole has been seted up on the gear, and first bump is inboard to be located to the through-hole to supply first bump to take place elastic deformation.

According to some embodiments of the utility model, the through-hole is the slot hole, and the length direction of slot hole is perpendicular with the outside convex direction of first bump.

According to some embodiments of the utility model, the gear has a plurality of second bumps along rotation axis encircleing interval arrangement towards one side of gear accessory, and the ring channel has been seted up to the rotatory route that corresponds the second bump on the recess diapire, and the second bump imbeds the ring channel and can follow the ring channel and rotate.

According to the utility model discloses a some embodiments have seted up the groove of stepping down on the gear, and a plurality of grooves of stepping down encircle the interval arrangement along the rotation axis, and the inslot of stepping down is equipped with the elastic tongue piece, and one side of elastic tongue piece towards the gear accessory is located to the second bump.

According to the utility model discloses a headphone of second aspect embodiment, its characterized in that: including the earphone body and the utility model discloses the balanced gear structure for earphone of any embodiment of above-mentioned first aspect, balanced gear structure for the earphone is installed in the earphone body.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of an installation structure of an embodiment of the present invention;

FIG. 2 is an exploded view of the present embodiment;

FIG. 3 is an exploded view from another perspective of the present embodiment;

fig. 4 is a sectional view of the present embodiment.

Reference numerals:

a fixing frame 100, a positioning block 110 and a positioning column 120;

gear fitting 200, groove 210, snap groove 211, annular groove 212, first mounting hole 220;

the gear 300, the fixing member 310, the first protrusion 320, the circular boss 330, the positioning groove 331, the through hole 340, the second protrusion 350, the relief groove 360, and the elastic tongue 361.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2, the balance gear structure for an earphone according to an embodiment of the present invention includes a fixing frame 100, a gear assembly 200, and a gear 300.

The gear assembly 200 is rotatably mounted on one side of the fixing frame 100, and a plurality of engaging grooves 211 are formed on one side of the gear assembly 200 away from the fixing frame 100, and the engaging grooves 211 are circumferentially spaced along the rotation axis of the gear assembly 200.

The gear 300 is mounted on one side of the gear accessory 200 far away from the fixing frame 100, the gear 300 is connected with the fixing frame 100 through the fixing piece 310, the gear 300 can rotate along with the fixing frame 100 relative to the gear accessory 200, a first salient point 320 is arranged on the peripheral side of the gear 300, the first salient point 320 can rotate along with the gear 300 and can be clamped into one of the clamping grooves 211, the first salient point 320 is in a compression state under a normal state, and when the first salient point 320 rotates to the clamping groove 211, the first salient point 320 rebounds. The gear 300 structure can be used as a functional knob and a switch of the earphone, and when the gear 300 rotates to the first salient point 320 and is clamped into the clamping groove 211, a jumping hand feeling can be transmitted to a user to confirm that the gear has rotated in place. The gear 300 material is wear-resisting plastics, and in comparison with conventional gear 300 structure, the utility model discloses a gear 300 outer lane does not need tooth's socket and the teeth of a cogwheel, simple structure, and processing technology simplifies to do not need the cooperation of a plurality of gears 300, the manufacturing accuracy requires to reduce, rotates more steadily.

It is envisioned that in some other embodiments, the first salient point 320 may be a protrusion on a side of the gear assembly 300 facing the gear assembly 200, the latch groove 211 is formed by a downward depression of a side of the gear assembly 200 facing the gear assembly 300, and the latch groove 211 is distributed on a rotation path of the first salient point 320.

Referring to fig. 2, in some embodiments of the present invention, a side of the gear assembly 200 facing away from the fixing frame 100 is provided with a recess 210 recessed downward, a partial contour of the recess 210 is a circular arc, a center of the circular arc is on a rotation axis of the gear 300, the gear 300 is installed in the recess 210, and the slot 211 is formed by inward recessed circumferential wall of the circular arc of the recess 210, so that the gear 300 can rotate in the recess 210 and the first protruding point 320 is clamped into the slot 211. Specifically, in the present embodiment, the groove 210 is a circular groove 210.

Referring to fig. 3, in a further embodiment of the present invention, a circular boss 330 is provided at a middle portion of one side of the gear 300 facing the gear assembly 200, the first mounting hole 220 is provided at a middle portion of the gear assembly 200, and the circular boss 330 extends into the first mounting hole 220 and is rotatable along a peripheral wall of the first mounting hole 220.

Referring to fig. 4, in a further embodiment of the present invention, the fixing member 310 is a screw, and the circular boss 330 and the middle portion of the fixing frame 100 are provided with a mounting hole for mounting the screw. Specifically, the mounting hole on the circular boss 330 is a through hole 340, and the mounting hole on the fixing frame 100 is a threaded hole.

Referring to fig. 2 to 3, in a further embodiment of the present invention, the circular boss 330 is circumferentially provided with a positioning groove 331, one side of the positioning groove 331 facing the fixing frame 100 is an opening, the middle portion of the fixing frame 100 is provided with a positioning block 110, and the positioning block 110 is matched with the positioning groove 331 and inserted into the positioning groove 331 for transmitting torque. In the present embodiment, a positioning column 120 is disposed in a middle portion of one side of the fixing frame 100 facing the gear accessory 200, and the positioning blocks 110 are circumferentially distributed on a peripheral wall of the positioning column 120.

Referring to fig. 2, in some embodiments of the present invention, the gear 300 has a through hole 340, and the through hole 340 is disposed inside the first protrusion 320 for the first protrusion 320 to elastically deform.

In the embodiment of the present invention, the through hole 340 is a long hole, and the length direction of the long hole is perpendicular to the outward protruding direction of the first bump 320, so as to ensure that the first bump 320 can generate resilient deformation to the maximum.

Referring to fig. 3, in some embodiments of the present invention, a plurality of second protrusions 350 are arranged around the rotation axis at intervals on a side of the gear 300 facing the gear assembly 200, the annular groove 212 is formed on the bottom wall of the groove 210 corresponding to the rotation path of the second protrusions 350, and the second protrusions 350 are inserted into the annular groove 212 and can rotate along the annular groove 212. The arrangement of the second salient point 350 reduces the contact area between the gear 300 and the gear accessory 200, the second salient point 350 is always in a compressed state under the action of the fixing piece 310, the compression degree of the second salient point 350 can be changed by adjusting the fixing piece 310, and the gear accessory 200 can be ensured to rotate relative to the gear 300 while the gear 300 and the gear accessory 200 are tightly assembled with the fixing frame 100.

Referring to fig. 3, in a further embodiment of the present invention, the gear 300 has a plurality of abdicating grooves 360, the abdicating grooves 360 are arranged around the rotation axis at intervals, the elastic tongue 361 is disposed in the abdicating grooves 360, and the second protruding points 350 are disposed on one side of the elastic tongue 361 facing the gear assembly 200. Specifically, one end of the elastic tongue 361 near the rotation axis is connected to a groove wall of the receding groove 360, the other end is a free end, and the second protrusion 350 is disposed at the free end of the elastic tongue 361, so that the second protrusion 350 is elastically deformed.

According to the utility model discloses a headphone of second aspect embodiment, include the earphone body and the utility model discloses above-mentioned for any embodiment provides a balanced gear structure for earphone, balanced gear structure for earphone is installed in the earphone body.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A balance gear structure for an earphone, characterized by comprising:

a holder (100);

the gear accessory (200) is rotatably arranged on one side of the fixed frame (100), a clamping groove (211) is formed in one side, away from the fixed frame (100), of the gear accessory (200), and the clamping grooves (211) are arranged at intervals along the rotation axis of the gear accessory (200);

gear (300), install in gear accessory (200) is kept away from one side of mount (100), gear (300) pass through mounting (310) with mount (100) are connected, gear (300) can be followed mount (100) are relative gear accessory (200) rotates, gear (300) week side is equipped with first bump (320), first bump (320) can be followed gear (300) rotate to block one of them in draw-in groove (211).

2. The balance gear structure for a headphone according to claim 1, wherein: one side, back to the fixing frame (100), of the gear accessory (200) is provided with a groove (210) which is recessed downwards, the partial outline of the groove (210) is an arc, the gear (300) is installed in the groove (210), and the clamping groove (211) is formed by inwards recessing the peripheral wall of the arc of the groove (210).

3. The balance gear structure for a headphone according to claim 2, wherein: the middle of one side, facing the gear accessory (200), of the gear (300) is provided with a circular boss (330), the middle of the gear accessory (200) is provided with a first mounting hole (220), and the circular boss (330) extends into the first mounting hole (220) and can rotate along the peripheral wall of the first mounting hole (220).

4. A balance gear structure for a headphone according to claim 3, characterized in that: the fixing piece (310) is a screw, and a mounting hole for mounting the screw is formed in the middle of the round boss (330) and the fixing frame (100).

5. The balance gear structure for a headphone according to claim 4, wherein: circular boss (330) week side is equipped with constant head tank (331), constant head tank (331) orientation one side of mount (100) is the opening, mount (100) middle part is equipped with locating piece (110), locating piece (110) with constant head tank (331) match and insert constant head tank (331).

6. The balance gear structure for a headphone according to claim 2, wherein: a through hole (340) is formed in the gear (300), and the through hole (340) is formed in the inner side of the first salient point (320) so that the first salient point (320) can elastically deform.

7. The balance gear structure for a headphone according to claim 6, wherein: the through hole (340) is a long hole, and the length direction of the long hole is vertical to the outward protruding direction of the first salient point (320).

8. The balance gear structure for a headphone according to claim 2, wherein: a plurality of second salient points (350) are arranged on one side of the gear (300) facing the gear fitting (200) at intervals along a rotation axis, an annular groove (212) is formed in the bottom wall of the groove (210) corresponding to the rotation path of the second salient points (350), and the second salient points (350) are embedded into the annular groove (212) and can rotate along the annular groove (212).

9. The balance gear structure for a headphone according to claim 8, wherein: offer on gear (300) and let groove (360), it is a plurality of it encircles interval arrangement along the axis of rotation to let groove (360), it is equipped with elasticity tongue (361) in groove (360) to let, second bump (350) are located elasticity tongue (361) orientation one side of gear accessory (200).

10. A headphone, characterized in that: the balance gear structure for the earphone comprises an earphone body and the balance gear structure for the earphone according to any one of claims 1 to 9, wherein the balance gear structure for the earphone is installed in the earphone body.