WO2023082747A1

WO2023082747A1 - Rotation-adjustment-type microphone rod and headphone

Info

Publication number: WO2023082747A1
Application number: PCT/CN2022/112742
Authority: WO
Inventors: 朱达云
Original assignee: 朱达云
Priority date: 2021-11-10
Filing date: 2022-08-16
Publication date: 2023-05-19
Also published as: CN216600002U

Abstract

The present utility model belongs to the technical field of microphone rods, and, in particular, relates to a rotation-adjustment-type microphone rod and a headphone. The headphone is provided with the rotation-adjustment-type microphone rod. The rotation-adjustment-type microphone rod comprises a headphone housing, a microphone rod and a gear member. The headphone housing is provided with a rotary connection hole. The microphone rod is provided with a rotary connector, and the rotary connector matches the rotary connection hole and is limited to rotate in the rotary connection hole. The gear member is fixedly arranged on the rotary connector and coaxially rotates with same, a plurality of evenly distributed convex teeth are arranged on the periphery of the gear member, and a concave part is formed between every two convex teeth. The headphone housing is provided with a convex part, and the convex part can match any concave part so that the gear member is fixed relative to the headphone housing. When the microphone rod is rotated, the gear member rotates along with the rotary connector, and the convex part moves from one of the concave parts to another concave part to provide tactile feedback. In the rotation-adjustment-type microphone rod, tactile feedback is achieved during rotation by means of the matching of the gear member and the convex part.

Description

A rotary adjustable microphone and earphones

technical field

The utility model belongs to the technical field of microphone rods, in particular to a rotation-adjustable microphone rod and earphones.

Background technique

The microphone rod on the earphone is mainly used to connect the microphone head and the earphone case. The traditional microphone rod is fixed and cannot be adjusted, so it cannot be adjusted according to the user's needs. For this purpose, technicians have developed a rotatable and adjustable microphone rod, which realizes angle adjustment by rotating the microphone rod, but this kind of rotatable microphone rod lacks handfeel feedback, and it is easy to be forced out of position after rotation and adjustment.

Utility model content

The purpose of the utility model is to provide a rotary adjustable microphone and earphones, aiming to solve the technical problem that the rotatable microphone in the prior art lacks hand feedback.

In order to achieve the above purpose, a rotary adjustable microphone provided by the embodiment of the present invention includes:

An earphone shell, the earphone shell is provided with a rotating connection hole;

A microphone rod, the microphone rod has a rotating connector, and the rotating connector fits into the rotating connecting hole and is limited to rotate in the rotating connecting hole;

A gear part, the said gear part is fixed on the said rotating connection head and both of them rotate coaxially, the periphery of said gear part is provided with a plurality of evenly distributed protruding teeth, between any two said protruding teeth A concave portion is formed; a convex portion is provided on the earphone housing, and the convex portion can be matched into any one of the concave portions so that the gear member and the earphone housing are relatively fixed; when the microphone rod is rotated, The gear member rotates with the rotary connection head, and the convex part moves from one of the concave parts to the other concave part to form a tactile feedback.

Optionally, a rotating shaft is provided on the rotating joint, and the rotating shaft is inserted into the rotating connecting hole. There is a first limiting boss on the top; the outer surface of the earphone housing is provided with a circle of first step grooves, and the first step grooves are arranged along the periphery of the rotating connection hole, and a second step groove is arranged on the side wall. Limiting boss: the step protrusion swings counterclockwise or clockwise in the first step groove until the first limiting boss is blocked by the second limiting boss.

Optionally, a circle of second stepped grooves is provided on the inner wall surface of the earphone housing, the second stepped grooves are arranged along the periphery of the rotating connection hole, and the periphery of the gear member protrudes outwards to the The position is limited in the second step groove.

Optionally, a bulge is formed on the outer surface of the earphone housing, the rotating connection hole is set in the bulge, a stepped surface is formed between the rotating connecting head and the stepped convex portion, along the The mouth of the bulge is provided with a ring of abutting surfaces, and the stepped surface is closely attached to the abutting surfaces.

Optionally, the inside of the rotating connector is a hollow structure, a lead hole is provided at the center of the gear member, the microphone bar has several wires, and a PCB board is provided inside the earphone housing, and the wires pass through the wires in turn. The hollow structure and the lead hole are electrically connected to the PCB board.

Optionally, an even number of symmetrically arranged positioning posts is provided on the end surface of the rotary joint, an even number of symmetrically arranged positioning holes is provided on the gear member, and the even number of the positioning posts are respectively inserted into the even number of the positioning holes. hole.

Optionally, an even number of symmetrically arranged screw holes is provided on the end face of the rotating joint, and an even number of symmetrically arranged mounting holes are provided on the gear member, and the even number of the mounting holes are respectively connected to the even number of screw holes by an even number of screws. the screw holes.

Optionally, both the convex portion and the concave portion are arc-shaped.

Optionally, both sides of the protruding tooth are arc surfaces, and the end surface of the outermost end of the protruding tooth is a plane.

In order to achieve the above purpose, the earphone provided by the embodiment of the present invention has the above-mentioned rotary adjustable microphone.

The above one or more technical solutions in the rotary adjustable microphone and the earphone provided by the embodiment of the present invention have at least one of the following technical effects: when the rotary adjustable microphone is used, the microphone is rotated, and the gear part With the rotation of the rotary connector, the convex part moves from one of the concave parts to the other concave part to form a handfeedback; the rotation-adjustable microphone implements the handfeel feedback when rotating through the cooperation of the gear part and the convex part. Realize the fixation after the rotation adjustment is completed.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the accompanying drawings that are required in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only the practical For some novel embodiments, those skilled in the art can also obtain other drawings based on these drawings without any creative work.

FIG. 1 is a schematic structural diagram of an earphone provided by an embodiment of the present invention.

Fig. 2 is a structural schematic diagram of the rotation-adjustable microphone provided by the embodiment of the present invention.

Fig. 3 is a sectional view along line A-A shown in Fig. 2 .

FIG. 4 is a partially enlarged view of area B shown in FIG. 3 .

Fig. 5 is a cross-sectional view at another angle along line A-A shown in Fig. 2 .

FIG. 6 is a partially enlarged view of area C shown in FIG. 5 .

Fig. 7 is an exploded view of the rotation-adjustable microphone provided by the embodiment of the present invention.

Fig. 8 is a sectional view taken along line D-D shown in Fig. 7 .

Fig. 9 is an assembly diagram of the gear member and the earphone housing provided by the embodiment of the present invention.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to explain the embodiments of the present invention, but should not be construed as limitations of the present invention.

In the description of the embodiment of the utility model, it should be understood that if the embodiment of the utility model involves directional indications, such as directions or positions indicated by up, down, left, right, front, back, inside, outside, etc. The relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be configured in a specific orientation, and operation, and therefore cannot be construed as a limitation of the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the embodiments of the present invention, "plurality" means two or more, unless otherwise specifically defined.

In the embodiments of the present utility model, unless otherwise clearly specified and limited, if there are terms such as "installation", "connection", "connection" and "fixation", they should be understood in a broad sense, for example, it can be a fixed connection, or It can be a detachable connection or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary; it can be the internal communication of two components or the interaction relationship between two components . Those of ordinary skill in the art can understand the specific meanings of the above terms in the embodiments of the present utility model according to specific situations.

In one embodiment of the present invention, as shown in FIGS. 1-9 , an earphone 2 is provided, which has a rotary-adjustable microphone bar 1 . The rotary adjustable microphone 1 includes an earphone housing 11 , a microphone 12 and a gear 13 . The earphone housing 11 is provided with a rotating connection hole 111 . The microphone bar 12 has a rotating connection head 14 , the rotating connecting head 14 fits into the rotating connecting hole 111 and is restricted to rotate in the rotating connecting hole 111 . The gear member 13 is fixed on the rotary joint 14 and rotates coaxially. The gear member 13 has a plurality of evenly distributed protruding teeth 131 on its periphery, and a concave portion 132 is formed between any two protruding teeth 131 . The earphone housing 11 is provided with a protrusion 112 , and the protrusion 112 can be matched into any one of the recesses 132 so that the gear member 13 and the earphone housing 11 are relatively fixed. When the microphone stick 12 is rotated, the gear member 13 rotates with the rotary joint 14 , and the convex portion 112 moves from one of the concave portions 132 to the other concave portion 132 to form a tactile feedback.

In another embodiment of the present utility model, as shown in Figure 4, the inside of the rotating joint 14 of the rotary adjustable microphone is a hollow structure 143, the center of the gear part 13 is provided with a lead hole 133, and the microphone 12 has A plurality of wires, a PCB board 15 is arranged in the earphone housing 11, and the wires are electrically connected to the PCB board 15 through the hollow structure 143 and the lead hole 133 in turn, thereby avoiding interference such as twisting of the wires when the gear member 13 rotates, and realizing the microphone bar 12 electrical and signal connections.

In another embodiment of the present utility model, as shown in FIG. 4 , a bulge 117 is formed on the outer surface of the earphone housing 11 of the rotary adjustable microphone rod, and the rotation connecting hole 111 is arranged in the bulge 117 , and the rotation A stepped surface 142 is formed between the connecting head 14 and the stepped convex portion 146, and a circle of abutting surface 1171 is provided along the mouth of the protruding portion 117, and the stepped surface 142 is closely attached to the abutting surface 1171. 14 A preliminary seal is achieved.

In another embodiment of the present utility model, as shown in Figure 6, the inner wall surface of the earphone housing 11 of the rotary adjustable microphone is provided with a circle of second stepped grooves 116, and the second stepped grooves 116 are arranged along the rotation connecting hole. 111 , the peripheral edge of the gear member 13 protrudes outwards into the second stepped groove 116 for limiting.

In another embodiment of the present utility model, as shown in FIG. 8 , there is a rotating shaft 141 on the rotating connector 14 of the rotary adjustable microphone, and the rotating shaft 141 is inserted into the rotating connecting hole 111 . A circle of stepped protrusions 146 is provided at the connection, and a first limiting boss 147 is provided on a side of the stepped protrusions 146 . The outer surface of the earphone housing 11 is provided with a circle of first stepped grooves 114 arranged along the periphery of the rotation connecting hole 111 , and a second limiting boss 115 is arranged on the side wall thereof. The stepped protrusion 146 swings counterclockwise or clockwise in the first stepped groove 114 until the first limiting boss 147 is blocked by the second limiting boss 115 , thereby limiting the rotation angle of the microphone rod 12 .

In another embodiment of the present utility model, as shown in FIG. 9 , an even number of symmetrically arranged positioning posts 144 are provided on the end face of the rotary connector 14 of the rotary adjustable microphone, and an even number of positioning posts 144 are arranged on the gear member 13 . The positioning holes 134 are symmetrically arranged, and the even number of positioning posts 144 are respectively inserted into the even number of positioning holes 134, and the positioning holes 134 cooperate with the positioning posts 144 to accurately position the gear member 13 during assembly.

In another embodiment of the present invention, as shown in FIG. 9 , the end face of the rotary connector 14 of the rotary adjustable microphone is provided with an even number of symmetrically arranged screw holes 145 , and an even number of symmetrically arranged screw holes 145 are provided on the gear member 13 . The installation holes 135 are arranged, and the even number of installation holes 135 are respectively connected to the even number of screw holes 145 by an even number of screws, so as to realize the fixing of the gear member 13 .

In another embodiment of the present utility model, as shown in FIG. 9, the convex part 112 and the concave part 132 of the rotary adjustable microphone are both arc-shaped, which is beneficial to the cooperation of the two and reduces the friction when the convex part 112 moves. resistance.

In another embodiment of the present invention, as shown in Figure 9, the two sides of the convex tooth 131 of the rotary adjustable microphone are arc surfaces 1311, and the outermost end surface of the convex tooth 131 is a plane 1312, which is beneficial to reduce the convex The resistance when the part 112 moves is convenient for rotation adjustment.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims

A rotary adjustable microphone, comprising:

An earphone shell, the earphone shell is provided with a rotating connection hole;

A microphone rod, the microphone rod has a rotating connector, and the rotating connector fits into the rotating connecting hole and is limited to rotate in the rotating connecting hole;

It is characterized in that it also includes:

A gear part, the said gear part is fixed on the said rotating connection head and both of them rotate coaxially, the periphery of said gear part is provided with a plurality of evenly distributed protruding teeth, between any two said protruding teeth A concave portion is formed; a convex portion is provided on the earphone housing, and the convex portion can be matched into any one of the concave portions so that the gear member and the earphone housing are relatively fixed; when the microphone rod is rotated, The gear member rotates with the rotary connection head, and the convex part moves from one of the concave parts to the other concave part to form a tactile feedback.
The rotary adjustable microphone according to claim 1, characterized in that there is a rotating shaft on the rotating joint, and the rotating shaft is inserted into the rotating connecting hole, and the connection between the rotating connecting head and the rotating shaft is provided There is a circle of stepped protrusions, and a first limiting boss is provided on the side of the stepped protrusions; a circle of first stepped grooves is provided on the outer surface of the earphone housing, and the first stepped grooves are connected along the rotation The peripheral edge of the hole is arranged, and a second limiting boss is provided on its side wall; the step convex part swings counterclockwise or clockwise in the first step groove until the first limiting boss is Two limit boss blocks.
The rotary adjustable microphone stick according to claim 1, wherein a circle of second stepped grooves is arranged on the inner wall of the earphone housing, and the second stepped grooves are arranged along the periphery of the rotating connection hole, The peripheral edge of the gear member protrudes outwards into the second stepped groove to limit the position.
The rotation-adjustable microphone stick according to claim 2, wherein a bulge is formed on the outer surface of the earphone housing, the rotation connection hole is arranged in the bulge, the rotation connection head and A stepped surface is formed between the stepped protrusions, a ring of abutting surfaces is provided along the mouth of the bulge, and the stepped surface is closely attached to the abutting surface.
The rotary adjustable microphone according to claim 1, wherein the inside of the rotating connector is a hollow structure, a lead hole is provided at the center of the gear member, the microphone has several wires, and the earphone A PCB board is arranged inside the casing, and the wires are electrically connected to the PCB board through the hollow structure and the lead holes in sequence.
The rotary adjustable microphone according to claim 1, wherein an even number of symmetrically arranged positioning columns is provided on the end surface of the rotating joint, and an even number of symmetrically arranged positioning holes is provided on the gear member. The even number of the positioning posts are respectively inserted into the even number of the positioning holes.
The rotary adjustable microphone according to claim 1, wherein an even number of symmetrically arranged screw holes is provided on the end surface of the rotating joint, and an even number of symmetrically arranged mounting holes is provided on the gear member, and an even number of symmetrically arranged screw holes is provided on the gear member. The mounting holes are respectively connected to the screw holes by an even number of screws.
The rotation-adjustable microphone stick according to any one of claims 1-7, characterized in that, both the convex portion and the concave portion are arc-shaped.
The rotary adjustable microphone according to any one of claims 1-7, characterized in that, both sides of the protruding tooth are arc surfaces, and the end surface of the outermost end of the protruding tooth is a plane.
The earphone has the rotation-adjustable microphone rod according to any one of claims 1-9.