CN210518792U - Support arm component for earphone - Google Patents
Support arm component for earphone Download PDFInfo
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- CN210518792U CN210518792U CN201922316521.9U CN201922316521U CN210518792U CN 210518792 U CN210518792 U CN 210518792U CN 201922316521 U CN201922316521 U CN 201922316521U CN 210518792 U CN210518792 U CN 210518792U
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- rod
- fixing buckle
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Abstract
The utility model relates to the technical field of earphone manufacturing, and discloses a support arm component used on an earphone, which comprises a steel head strip, a fixed support and a fixed buckle; the fixed support comprises an arc-shaped rod, the cross section of the arc-shaped rod is semicircular, and a semicircular groove is formed in one side of the plane of the arc-shaped rod along the central line of the length direction; the end of the steel head strip is provided with a rectangular hole, one end of the fixing support is provided with a U-shaped buckle, the steel head strip is embedded in the rectangular hole of the steel head strip through the U-shaped buckle between the fixing support and the fixing support, and the other end of the fixing support is locked with the steel head strip and the fixing support through the fixing buckle. The utility model has the advantages that: structural design is ingenious, and fixed bolster one end inlay card, the other end is spacing and through the screw fixation, and the phenomenon such as dislocation can not take place yet to wholly fixed fastening, long-time frequent use.
Description
Technical Field
The utility model relates to a technical field is made to the earphone, especially relates to a support arm subassembly for on earphone.
Background
At present, the earphone types are mainly divided into an in-ear type earphone and a head-wearing earphone, and the head-wearing earphone is popular due to the advantages of good sound field, high comfort level and no damage to the auditory meatus. The earplug support arm is used for adjusting the pulling-out length of the earplug, and the adjusting structure is usually used for adjusting the earplug support arm and the head-wearing strip. There is a need for a structurally sound, stable and reliable arm assembly for use in headgear straps.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a support arm component for earphone.
In order to realize the purpose, the technical scheme of the utility model is that: a support arm component used on an earphone comprises a steel head strip, a fixed support and a fixed buckle; the fixed support comprises an arc-shaped rod, the cross section of the arc-shaped rod is semicircular, and a semicircular groove is formed in one side of the plane of the arc-shaped rod along the central line of the length direction;
one end of the arc-shaped rod is a fixed end, and the other end of the arc-shaped rod is an adjusting end; the fixed end is integrally extended with an arc-shaped boss in the radial direction of the arc-shaped rod; the adjusting end comprises two identical T-shaped blocks, supporting rods of the T-shaped blocks are respectively and integrally connected to planes on two sides of the groove of the arc rod along the length direction, two side edges of a cross rod of each T-shaped block and the arc rod below the cross rod of each T-shaped block form a U-shaped socket in the length direction, and arc-shaped protrusions in the radial direction are arranged on the upper surface of the inner side edge of the cross rod of each T-shaped block;
the fixing buckle comprises an upper fixing buckle and a lower fixing buckle which are fixedly connected through screws, two hollow cylinders are arranged in the lower fixing buckle, semicircular openings matched with the cross section of the arc-shaped rod are formed in the side end face of the lower fixing buckle, and the arc-shaped boss at the fixed end of the arc-shaped rod is clamped and embedded in a cavity between the hollow cylinder and the side end face in the lower fixing buckle; the upper fixing buckle is internally provided with an internal thread column matched with the two hollow columns, and the end surfaces of the two sides of the internal thread column are respectively provided with a rectangular opening;
the end part of the steel head strip is provided with a rectangular hole in the length direction, and a front U-shaped socket formed by a T-shaped block at the adjusting end of the fixed support and the arc-shaped rod is inserted into the rectangular hole and clamps the front end of the steel head strip; the steel headpiece covers in the plane side of fixed bolster and passes through from the rectangle opening of fixed knot, and fixed knot passes through screw locking steel headpiece and fixed bolster, the steel headpiece is equipped with two hollow cylinder or the position that the internal thread post interferes mutually in fixed knot and dodges indent breach.
Preferably, an avoiding groove is formed in the plane side of the arc rod corresponding to the projection of the arc protrusion on the upper surface of the inner side edge of the cross rod of the T-shaped block.
Preferably, arc pole middle part radial direction both sides be the body coupling respectively and be equipped with the flank board, and the distance between the both sides pterygoid lamina distal end equals the width of steel headpiece, and the intensity of arc pole can be strengthened on the one hand to the structure of this flank board, and on the other hand can be in the follow-up equipment after adding outer fixed bolster, carry on spacingly in inside to the arc pole, avoid being pulled out.
The utility model has the advantages that: structural design is ingenious, and the rectangular hole inlay card on fixed bolster one end and the steel headedle is fixed, and fixed knot carries on spacingly and simultaneously through screw locking fixed to the fixed bolster other end and steel headedle, and the phenomenon such as dislocation can not take place yet to the whole fixed fastening, long-time frequent use.
Drawings
Fig. 1 is a schematic structural diagram of an arm assembly for an earphone according to an embodiment of the present invention.
Fig. 2 is a schematic view of a fixing bracket structure.
Fig. 3 is an exploded view of the retaining buckle structure.
Fig. 4 is a schematic structural diagram of a steel headpiece.
Detailed Description
The present invention will be further described with reference to the following specific embodiments.
Example 1
An arm assembly for a headset as shown in fig. 1-4 comprises a steel headpiece 1, a fixed bracket 2 and a fixed buckle 3; the fixed support 2 comprises an arc-shaped rod 4, the cross section of the arc-shaped rod 4 is semicircular, and a semicircular groove 5 is formed in one side of the plane of the arc-shaped rod along the central line of the length direction;
as shown in fig. 2, one end of the arc rod 4 is a fixed end 6, and the other end is an adjusting end 7; the fixed end 6 is integrally extended with an arc boss 601 in the radial direction of the arc rod; the adjusting end 7 comprises two identical T-shaped blocks 701, supporting rods of the T-shaped blocks 701 are respectively and integrally connected to planes on two sides of the groove of the arc rod along the length direction, two side edges of a cross rod of each T-shaped block and the arc rod below the cross rod of each T-shaped block form a U-shaped socket 702 in the length direction, and an arc-shaped protrusion 703 in the radial direction is arranged on the upper surface of the inner side edge of the cross rod of each T-shaped block;
as shown in fig. 3, the fixing buckle 3 includes an upper fixing buckle 8 and a lower fixing buckle 9 which are fixedly connected by screws, two hollow cylinders 901 are arranged in the lower fixing buckle 9, a semicircular opening 902 matched with the cross section of the arc-shaped rod is arranged on the side end surface, and the arc-shaped boss 601 of the fixed end of the arc-shaped rod is embedded in the cavity between the hollow cylinder 902 and the side end surface in the lower fixing buckle 9; an internal thread column 801 matched with the two hollow columns 902 is arranged in the upper fixing buckle 8, and rectangular openings 802 are respectively arranged on the end faces of the two sides of the upper fixing buckle;
as shown in fig. 4, a rectangular hole 101 in the length direction is formed at the end of the steel headpiece 1, and a front U-shaped socket 702 formed by a T-shaped block and an arc-shaped rod at the adjusting end of the fixing bracket is inserted into the rectangular hole 101 and clamps the front end of the steel headpiece; the steel head strip 1 covers the plane side of the fixing support 2 and passes through a rectangular opening 802 of the fixing buckle, the fixing buckle 3 locks the steel head strip 1 and the fixing support 2 through screws, and the position where the steel head strip 1 interferes with the two hollow cylinders 902 or the internal threaded column 801 in the fixing buckle 3 is provided with an avoidance concave notch 102.
In order to improve the rebound effect of the arc-shaped protrusion 703 on the upper surface of the inner side edge of the cross bar of the T-shaped block in the next assembly step, an avoidance groove 401 is arranged on the plane side of the arc-shaped bar corresponding to the projection of the T-shaped block.
4 middle part radial direction both sides of arc pole are respectively a body coupling and are equipped with flank board 10, and the distance between the 10 distal end portions of both sides flank board equals the width of steel headrail, and the intensity of arc pole can be strengthened on the one hand to the structure of this flank board 10, and on the other hand can be in the follow-up equipment after adding outer fixed bolster, carry on spacingly in inside arc pole 4, avoid being pulled out.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.
Claims (3)
1. An arm assembly for use on a headset, comprising: comprises a steel head strip, a fixed bracket and a fixed buckle; the fixed support comprises an arc-shaped rod, the cross section of the arc-shaped rod is semicircular, and a semicircular groove is formed in one side of the plane of the arc-shaped rod along the central line of the length direction;
one end of the arc-shaped rod is a fixed end, and the other end of the arc-shaped rod is an adjusting end; the fixed end is integrally extended with an arc-shaped boss in the radial direction of the arc-shaped rod; the adjusting end comprises two identical T-shaped blocks, supporting rods of the T-shaped blocks are respectively and integrally connected to planes on two sides of the groove of the arc rod along the length direction, two side edges of a cross rod of each T-shaped block and the arc rod below the cross rod of each T-shaped block form a U-shaped socket in the length direction, and arc-shaped protrusions in the radial direction are arranged on the upper surface of the inner side edge of the cross rod of each T-shaped block;
the fixing buckle comprises an upper fixing buckle and a lower fixing buckle which are fixedly connected through screws, two hollow cylinders are arranged in the lower fixing buckle, semicircular openings matched with the cross section of the arc-shaped rod are formed in the side end face of the lower fixing buckle, and the arc-shaped boss at the fixed end of the arc-shaped rod is clamped and embedded in a cavity between the hollow cylinder and the side end face in the lower fixing buckle; the upper fixing buckle is internally provided with an internal thread column matched with the two hollow columns, and the end surfaces of the two sides of the internal thread column are respectively provided with a rectangular opening;
the end part of the steel head strip is provided with a rectangular hole in the length direction, and a front U-shaped socket formed by a T-shaped block at the adjusting end of the fixed support and the arc-shaped rod is inserted into the rectangular hole and clamps the front end of the steel head strip; the steel headpiece covers in the plane side of fixed bolster and passes through from the rectangle opening of fixed knot, and fixed knot passes through screw locking steel headpiece and fixed bolster, the steel headpiece is equipped with two hollow cylinder or the position that the internal thread post interferes mutually in fixed knot and dodges indent breach.
2. An arm assembly for a headset according to claim 1, wherein: an avoiding groove is arranged on the plane side of the arc rod corresponding to the projection of the arc protrusion on the upper surface of the inner side edge of the cross rod of the T-shaped block.
3. An arm assembly for a headset according to claim 1 or 2, wherein: the two sides of the arc-shaped rod in the middle of the radial direction are respectively provided with a side wing plate in an integrated connection mode, and the distance between the far end portions of the side wing plates is equal to the width of the steel head strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316521.9U CN210518792U (en) | 2019-12-21 | 2019-12-21 | Support arm component for earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316521.9U CN210518792U (en) | 2019-12-21 | 2019-12-21 | Support arm component for earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210518792U true CN210518792U (en) | 2020-05-12 |
Family
ID=70575500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922316521.9U Active CN210518792U (en) | 2019-12-21 | 2019-12-21 | Support arm component for earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210518792U (en) |
-
2019
- 2019-12-21 CN CN201922316521.9U patent/CN210518792U/en active Active
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